RescorerBuilder<?> result = ltrQueryRescorer.evaluate(params);
        assertNotNull(result);
        assertTrue(result instanceof QueryRescorerBuilder);

        QueryRescorerBuilder queryRescorerBuilder = (QueryRescorerBuilder) result;
        assertEquals(testWindowSize, queryRescorerBuilder.windowSize().intValue());
    }

    public void test_evaluate_withEmptyParams() {
        // Test with empty parameters map

    }

    /**
     * Creates a mock RescorerBuilder for testing purposes.
     * Uses QueryRescorerBuilder with a simple query.
     */
    private RescorerBuilder<?> createMockRescorerBuilder() {
        return new QueryRescorerBuilder(new MatchAllQueryBuilder());
    }